﻿#region Copyright & licence

// This file is part of Refix.
// 
// Refix is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
// 
// Refix is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public
// License along with Refix.  If not, see <http://www.gnu.org/licenses/>.
// 
// Copyright (C) 2010-11 David Musgrove and others.

#endregion

using System;
using System.Collections.Generic;
using System.Reflection;

namespace Refix.Core.Structure
{
    public class Project
    {
        private readonly List<Project> _projectReferences = new List<Project>();
        private readonly List<BinaryReference> _references = new List<BinaryReference>();

        public List<BinaryReference> References
        {
            get { return _references; }
        }

        public List<Project> ProjectReferences
        {
            get { return _projectReferences; }
        }

        public string Name { get; set; }

        public void AcceptVisitor(IStructureVisitor visitor)
        {
            visitor.ProcessProject(this);
            var positionAware = visitor as IPositionAwareStructureVisitor;
            foreach (Project projectReference in ProjectReferences)
            {
                if (positionAware != null)
                {
                    positionAware.NextPosition = References.Count == 0
                                                     ? ProjectReferences.PositionOf(projectReference)
                                                     : Position.Normal;
                }
                visitor.Visit(projectReference);
                if (positionAware != null)
                {
                    positionAware.NextPosition = Position.Normal;
                }
            }
            foreach (BinaryReference binaryReference in References)
            {
                if (binaryReference.Name.IsSystemAssemblyName())
                {
                    continue;
                }
                if (positionAware != null)
                {
                    positionAware.ProjectParent = true;
                    positionAware.NextPosition = References.PositionOf(binaryReference);
                }
                visitor.Visit(binaryReference);
                if (positionAware != null)
                {
                    positionAware.ProjectParent = false;
                    positionAware.NextPosition = Position.Normal;
                }
            }
            visitor.AfterProcessProject();
        }
    }
}